CN206750142U - A kind of unmanned plane - Google Patents
A kind of unmanned plane Download PDFInfo
- Publication number
- CN206750142U CN206750142U CN201720622752.0U CN201720622752U CN206750142U CN 206750142 U CN206750142 U CN 206750142U CN 201720622752 U CN201720622752 U CN 201720622752U CN 206750142 U CN206750142 U CN 206750142U
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- head
- unmanned plane
- hanging plate
- groove
- mounting groove
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Abstract
It the utility model is related to a kind of unmanned plane, it includes the unmanned aerial vehicle body of interconnection and unmanned plane frame, drive device and undercarriage are provided with unmanned plane frame, unmanned aerial vehicle body includes fuselage cover and the drive division being arranged in fuselage cover, driving section and installation portion, installation portion includes upper spacer arranged in parallel, median septum and lower clapboard, the Quick Release head assembly being connected with each other with it is provided with the downside of the lower clapboard, Quick Release head assembly includes head parent part, head hanging plate and spanner, one end of head parent part is provided with bulge-structure, bulge-structure is by setting spanner installation position and spanner to be hingedly connected to one another, head parent part is by setting hanging plate mounting groove to be mutually clamped with head hanging plate.The unmanned plane it is simple and reasonable, fast assembling-disassembling head, prevent battery case from moving, undercarriage has cushioning buffer effect during landing, practical and convenient, and reliability is high, operates steadily, service life length, easy to spread.
Description
Technical field
It the utility model is related to Small and micro-satellite technical field, and in particular to a kind of unmanned plane.
Background technology
At present, small unmanned plane makes good use of civilian industry in army and is respectively provided with wide background, can be used for it is subaerial monitoring,
The tasks such as scouting, can be used for the project of taking photo by plane of the indoor and outdoor of short time.There are the following problems for existing unmanned plane：
1st, the connected mode of unmanned plane and head is often complex, and user quickly can not carry out peace installation and dismantling to head
Unload, influence the overall performance of unmanned plane.
2nd, the battery case on unmanned plane is often not provided with position limiting structure, unmanned plane in use can by it is extraneous because
The influence of element, unmanned aerial vehicle body produce vibrations, cause battery case to be moved and situations such as power failure or unstable power supply occur,
Influence the normal use of unmanned plane.
3rd, the undercarriage basic framework on unmanned plane is made using fixed steel body structure, thus without bumper and absorbing shock
With the power but unmanned plane often has certain impact in descent, integrally causing to damage to unmanned plane, influence nobody
The service life of machine.
Thus existing unmanned plane is improved and is very important.
Utility model content
In order to overcome the shortcomings of background technology, the utility model provides a kind of unmanned plane, mainly solve it is existing nobody
Machine there is can not fast assembling-disassembling head, battery case without position limiting structure and undercarriage asking without cushioning buffer effect
Topic, the unmanned plane it is simple and reasonable, be mutually clamped by hanging plate mounting groove and head hanging plate and rotated by spanner and control
Opening or locking state, reach the effect of fast assembling-disassembling head, and by setting the lock being engaged on battery case and lower clapboard
Clasp and locked groove, the effect for preventing battery case when unmanned plane shakes from moving, while by linking arm, rise and fall leg and shrinking connecting-rod
It is hingedly connected to one another, shrinking connecting-rod includes pitman shaft and sleeve pipe, and pitman shaft is connected with sleeve pipe further through compression spring III,
Undercarriage reaches cushioning buffer effect when the unmanned plane is landed, and greatly improves the overall performance of unmanned plane, practical and convenient, reliably
Property it is high, operate steadily, service life length is easy to spread.
Technical scheme is used by the utility model：A kind of unmanned plane, it includes the unmanned aerial vehicle body of interconnection
With unmanned plane frame, be provided with drive device and undercarriage in unmanned plane frame, unmanned aerial vehicle body include fuselage cover and
Drive division, driving section and the installation portion being arranged in fuselage cover, installation portion include upper spacer arranged in parallel, interval
Plate and lower clapboard, the lower clapboard downside are provided with the Quick Release head assembly being connected with each other with it, and Quick Release head assembly includes
Head parent part, head hanging plate and spanner, head parent part are mutually permanently connected by bolt mode with lower clapboard, and the one of head parent part
End is provided with bulge-structure, and bulge-structure is by setting spanner installation position and spanner to be hingedly connected to one another, and head parent part is by setting
Put hanging plate mounting groove to be mutually clamped with head hanging plate, the inner side and the left and right sides of hanging plate mounting groove are respectively arranged with to hang with head
The chamfering structure I and spacing fillet I that plate is engaged, head hanging plate are fixedly connected with unmanned machine head by bolt mode, head
It is provided with hanging plate and chamfering structure I and spacing fillet I the chamfering structure II being engaged and spacing fillet II；
As to the utility model further instruction, it is preferable that copper piece mounting groove is additionally provided with the bulge-structure,
The spacing copper piece being adapted with the spanner is provided with copper piece mounting groove, spacing copper piece is set for cavity body structure, and spacing copper
Coupled compression spring I is provided with part；
As to the utility model further instruction, it is preferable that be provided with the spanner and the spacing copper piece phase
The stopper slot of adaptation, stopper slot side are provided with the chamfering structure III being engaged with the chamfering structure II, chamfering structure III
Place is additionally provided with the hatch frame being engaged with the head hanging plate, is provided with and the unmanned machine head phase in the middle part of head hanging plate
The circuit board I of adaptation, at least four mounting hole I are additionally provided with head hanging plate；
As to the utility model further instruction, it is preferable that be additionally provided with mutual cooperation on the hanging plate mounting groove
Communication interface groove and circuit board II, circuit board II and the circuit board I cooperate, are additionally provided with least outside hanging plate mounting groove
Four mounting hole II；
As to the utility model further instruction, it is preferable that be provided with battery between the median septum and lower clapboard
Installation position, matched battery case is provided with battery installation position, battery case left and right ends are provided with lock mounting groove,
The lock hook being flexibly connected with it is provided with lock mounting groove, lock hook includes the shifting block of integral type setting and hook-shaped knot
Structure, shifting block are that ellipsoidal structure is set, and are horizontally arranged with anti-slip veins on shifting block, lower clapboard left and right ends be respectively arranged with it is hook-shaped
The locked groove that structure is adapted；
As to the utility model further instruction, it is preferable that be additionally provided with left and right sides of the lock mounting groove
The chute being engaged with the lock hook, lock hook are provided at both ends with the sliding block being adapted with chute, and the upper end for latching hook is also set
It is equipped with the compression spring II being matched therewith, the upper end of compression spring II one end fixed connection lock clasp, compression spring II is another
End is fixedly connected with the upper end of lock mounting groove；
As to the utility model further instruction, it is preferable that be additionally provided with left and right sides of the lock mounting groove
The salient point being engaged with the lock hook, lock hook are provided at both ends with the circular hole being adapted with salient point, and the top for latching hook is set
Spring groove with compression spring II, compression spring II one end fixed connection lock clasp, the compression spring II other ends, which are fixed, to be connected
Connect spring groove；
As to the utility model further instruction, it is preferable that the quantity of the undercarriage is arranged to four groups, undercarriage
Include the linking arm being hingedly connected to one another, rise and fall leg and shrinking connecting-rod, linking arm upper end is fixedly connected by bolt mode
Connection bump is provided with the bottom of the drive device, linking arm and the leg that rises and falls；
As to the utility model further instruction, it is preferable that the shrinking connecting-rod includes pitman shaft and is placed on
Sleeve pipe on the outside of pitman shaft, pitman shaft and inside pipe casing are respectively arranged with groove I and groove II, are set between groove I and groove II
There is the compression spring III being connected, pitman shaft is made of stainless steel；
As to the utility model further instruction, it is preferable that the upper and lower ends of the shrinking connecting-rod be provided with
Mutually corresponding connection through hole is provided with the connector that the connection bump is adapted, connector and connection bump, connection is logical
The connecting tube being engaged and torque spring are embedded with hole.
The beneficial effects of the utility model are：Due to taking above-mentioned technical proposal, the unmanned plane it is simple and reasonable, lead to
Cross hanging plate mounting groove to be mutually clamped with head hanging plate and rotate control opening or locking state by spanner, reach fast assembling-disassembling cloud
The effect of platform, and the lock hook and locked groove being engaged by being set on battery case and lower clapboard, prevent electric when unmanned plane from shaking
The effect of pond box movement, at the same by linking arm, rise and fall leg and shrinking connecting-rod is hingedly connected to one another, shrinking connecting-rod includes company
Bar axle and sleeve pipe, pitman shaft and sleeve pipe are connected further through compression spring III, and undercarriage reaches damping and delayed when the unmanned plane is landed
Punching acts on, and greatly improves the overall performance of unmanned plane, and practical and convenient, reliability is high, operates steadily, and service life length, is easy to
Promote.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the open mode schematic diagram of Quick Release head assembly 3 at Fig. 1.
Fig. 3 is the locking state front view of Quick Release head assembly 3 at Fig. 1.
Fig. 4 is the diagrammatic cross-section at A-A in Fig. 3.
Fig. 5 is the structural representation of spanner 33 in Fig. 3.
Fig. 6 is battery case 4 and the sealed schematic diagram of lower clapboard 13 in Fig. 1.
Fig. 7 is the structural representation of battery case 4 in Fig. 1.
Fig. 8 is the front view of battery case 4 in Fig. 1.
Fig. 9 is the diagrammatic cross-section of an embodiment at B-B in Fig. 8.
Figure 10 is the diagrammatic cross-section of another embodiment at B-B in Fig. 8.
Figure 11 is the close-up schematic view at I in Fig. 1.
Figure 12 is the diagrammatic cross-section of undercarriage 22 in Figure 11.
1, unmanned aerial vehicle body in figure；11st, fuselage cover；12nd, median septum；13rd, lower clapboard；131st, locked groove；2nd, unmanned plane machine
Frame；21st, drive device；22nd, undercarriage；221st, linking arm；222nd, rise and fall leg；223rd, shrinking connecting-rod；223a, pitman shaft；
223b, sleeve pipe；224th, connection bump；225th, compression spring III；226th, connector；227th, through hole is connected；3rd, Quick Release head group
Part；31st, head parent part；311st, bulge-structure；312nd, hanging plate mounting groove；312a, chamfering structure I；312b, spacing fillet I；313、
Circuit board II；314th, mounting hole II；32nd, head hanging plate；321st, chamfering structure II；322nd, spacing fillet II；323rd, circuit board I；
324th, mounting hole I；33rd, spanner；331st, stopper slot；332nd, chamfering structure III；333rd, hatch frame；34th, spacing copper piece；35th, press
Contracting spring I；4th, battery case；41st, mounting groove is latched；411st, chute；42nd, hook is latched；421st, shifting block；422nd, hook formation；423、
Circular hole；43rd, compression spring II.
Embodiment
The utility model embodiment is described further below in conjunction with the accompanying drawings：
As shown in Fig. 1 to 12, a kind of unmanned plane, it includes the unmanned aerial vehicle body 1 of interconnection and unmanned plane frame 2,
Drive device 21 and undercarriage 22 are provided with unmanned plane frame 2, unmanned aerial vehicle body 1 includes fuselage cover 11 and is arranged at
Drive division, driving section and installation portion in fuselage cover 11, installation portion include upper spacer arranged in parallel, median septum 12
With lower clapboard 13, the downside of lower clapboard 13 is provided with the Quick Release head assembly 3 being connected with each other with it, and Quick Release head assembly 3 wraps
Head parent part 31, head hanging plate 32 and spanner 33 are included, head parent part 31 passes through bolt mode and the company of interfixing of lower clapboard 13
Connect, one end of head parent part 31 is provided with bulge-structure 311, and bulge-structure 311 is by setting spanner installation position and the phase of spanner 33
Mutually it is articulated and connected, head parent part 31 passes through hanging plate mounting groove by setting hanging plate mounting groove 312 to be mutually clamped with head hanging plate 32
312 are mutually clamped with head hanging plate 32 and rotate control opening or locking state by spanner 33, reach fast assembling-disassembling head
Effect, the inner side and the left and right sides of hanging plate mounting groove 312 are respectively arranged with the chamfering structure I being engaged with head hanging plate 32
312a and spacing fillet I 312b, head hanging plate 32 are fixedly connected with unmanned machine head by bolt mode, head hanging plate 32
On be provided with and chamfering structure I 312a and spacing fillet I 312b the chamfering structure II 321 being engaged and spacing fillet II
322, chamfering structure I 312a and spacing fillet I 312b respectively with chamfering structure II 321 and the phase interworkings of spacing fillet II 322
Close the installing/dismounting for being easy to head hanging plate 32.
The further setting of the present embodiment, is additionally provided with copper piece mounting groove on the bulge-structure 311, in copper piece mounting groove
The spacing copper piece 34 being adapted with the spanner 33 is provided with, spacing copper piece 34 is set for cavity body structure, and in spacing copper piece 34
Coupled compression spring I 35 is provided with, spacing copper piece 34 is used for the rotation size for limiting spanner 33.
The further setting of the present embodiment, the stopper slot being adapted with the spacing copper piece 34 is provided with the spanner 33
331, the side of stopper slot 331 is provided with the chamfering structure III 332 being engaged with the chamfering structure II 321, chamfering structure
The hatch frame 333 being engaged with the head hanging plate 32 is additionally provided with III 332, when rotating spanner 33 make hatch frame with
When head hanging plate 32 is parallel, that is, opens and remove head hanging plate 32, the middle part of head hanging plate 32 is provided with and the unmanned plane cloud
The circuit board I 323 that platform is adapted, at least four mounting hole I 324 is additionally provided with head hanging plate 32, mounting hole I 324 passes through
Bolt mode connects unmanned machine head.
The further setting of the present embodiment, the communication interface groove of mutual cooperation is additionally provided with the hanging plate mounting groove 312
Cooperated with circuit board II 313, circuit board II 313 and the circuit board I 323 and mutually transmit signal, hanging plate mounting groove
At least four mounting hole II 314 are additionally provided with outside 312.
The further setting of the present embodiment, battery installation position, battery are provided between the median septum 12 and lower clapboard 13
Matched battery case 4 is provided with installation position, the left and right ends of battery case 4 are provided with lock mounting groove 41, lock peace
It is provided with the lock hook 42 being flexibly connected with it in tankage 41, lock hook 42 includes the shifting block 421 of integral type setting and hook-shaped
Structure 422, shifting block 421 are set for ellipsoidal structure, and anti-slip veins are horizontally arranged with shifting block 421, and protection line may be configured as recessed
Shape it can also be provided that convex shaped, the left and right ends of lower clapboard 13 are respectively arranged with the locked groove 131 being adapted with hook formation 422,
Lock hook 42 is mutually locked with locked groove 131, and effectively preventing unmanned plane, battery case is moved in use, and use is caused
The problem of influence.
The further setting of the present embodiment, the left and right sides of the lock mounting groove 41 are additionally provided with and the lock hook 42
The chute 411 being engaged, lock hook 42 are provided at both ends with the sliding block being adapted with chute 411, and the upper end of lock hook 42 is also set up
There are the compression spring II 43 being matched therewith, the upper end of one end fixed connection lock clasps 42 of compression spring II 43, compression spring
The other ends of II 43 are fixedly connected with the upper end of lock mounting groove 41, and compression spring II 43 makes the moment of lock hook 42 be in locking shape
State.
The further setting of the present embodiment, the left and right sides of the lock mounting groove 41 are additionally provided with and the lock hook 42
The salient point being engaged, lock hook 42 are provided at both ends with the circular hole 423 being adapted with salient point, and the top of lock hook 42 is provided with pressure
Contracting spring II 43 spring groove, one end fixed connection lock clasps 42 of compression spring II 43, the other ends of compression spring II 43 are consolidated
Determine connecting spring groove, compression spring II 43 makes the moment of lock hook 42 be in locking state.
The further setting of the present embodiment, the quantity of the undercarriage 22 are arranged to four groups, and undercarriage 22 includes mutually
The linking arm 221 that is articulated and connected, rise and fall leg 222 and shrinking connecting-rod 223, the forced contraction when landing of shrinking connecting-rod 223, landing
After the completion of in extended state provide unmanned plane support stress, the upper end of linking arm 221 is fixedly connected with the driving by bolt mode
Connection bump 224 is provided with the bottom of device 21, linking arm 221 and the leg 222 that rises and falls.
The further setting of the present embodiment, the shrinking connecting-rod 223 include pitman shaft 223a and are placed on pitman shaft
It is respectively arranged with groove I and groove II inside sleeve pipe 223b on the outside of 223a, pitman shaft 223a and sleeve pipe 223b, groove I and recessed
The compression spring III 225 being connected is provided between groove II, pitman shaft 223a is made of stainless steel.
The further setting of the present embodiment, the upper and lower ends of the shrinking connecting-rod 223 are provided with and the connection bump
224 connectors 226 being adapted, be provided with connector 226 and connection bump 224 mutually corresponding to connection through hole 227, connection
The connecting tube being engaged and torque spring are embedded with through hole 227.
The unmanned plane it is simple and reasonable, be mutually clamped by hanging plate mounting groove 312 with head hanging plate 32 and by pulling
The rotation control of hand 33 is opened or locking state, reaches the effect of fast assembling-disassembling head, and by battery case 4 and lower clapboard 13
The lock hook 42 and locked groove 131 being engaged are set, prevent the effect that battery case 4 moves when unmanned plane shakes, while pass through connection
Arm 221, rise and fall leg 222 and shrinking connecting-rod 223 is hingedly connected to one another, shrinking connecting-rod 223 includes pitman shaft 223a and sleeve pipe
223b, pitman shaft 223a and sleeve pipe 223b are connected further through compression spring III 225, and undercarriage 22 reaches when the unmanned plane is landed
To cushioning buffer effect, the overall performance of unmanned plane is greatly improved, practical and convenient, reliability is high, operates steadily, service life
It is long, it is easy to spread.
Every technical staff's notice：Although the utility model describes according to above-mentioned embodiment, this
The invention thought of utility model is not limited to that utility model, any repacking with inventive concept, will all include this specially
In sharp scope of patent protection.
Claims (10)
1. a kind of unmanned plane, include the unmanned aerial vehicle body and unmanned plane frame of interconnection, drive is provided with unmanned plane frame
Dynamic device and undercarriage, unmanned aerial vehicle body include fuselage cover and the drive division being arranged in fuselage cover, driving section and
Installation portion, installation portion include upper spacer arranged in parallel, median septum and lower clapboard, it is characterised in that：The lower clapboard
Downside is provided with the Quick Release head assembly being connected with each other with it, and Quick Release head assembly includes head parent part, head hanging plate and pulled
Hand, head parent part are mutually permanently connected by bolt mode with lower clapboard, and one end of head parent part is provided with bulge-structure, raised
Structure is by setting spanner installation position and spanner to be hingedly connected to one another, and head parent part is by setting hanging plate mounting groove and head hanging plate
Be mutually clamped, the inner side and the left and right sides of hanging plate mounting groove be respectively arranged with the chamfering structure I that is engaged with head hanging plate and
Spacing fillet I, head hanging plate are fixedly connected with unmanned machine head by bolt mode, are provided with head hanging plate and chamfering knot
The chamfering structure II and spacing fillet II that structure I and spacing fillet I are engaged.
A kind of 2. unmanned plane according to claim 1, it is characterised in that：Copper piece installation is additionally provided with the bulge-structure
Groove, the spacing copper piece being adapted with the spanner is provided with copper piece mounting groove, spacing copper piece is that cavity body structure is set, and spacing
Coupled compression spring I is provided with copper piece.
A kind of 3. unmanned plane according to claim 2, it is characterised in that：It is provided with the spanner and the spacing copper piece
The stopper slot being adapted, stopper slot side are provided with the chamfering structure III being engaged with the chamfering structure II, chamfering structure
The hatch frame being engaged with the head hanging plate is additionally provided with III, is provided with and the unmanned plane cloud in the middle part of head hanging plate
The circuit board I that platform is adapted, at least four mounting hole I are additionally provided with head hanging plate.
A kind of 4. unmanned plane according to claim 3, it is characterised in that：Phase interworking is additionally provided with the hanging plate mounting groove
The communication interface groove and circuit board II of conjunction, circuit board II and the circuit board I cooperate, be additionally provided with outside hanging plate mounting groove to
Few four mounting hole II.
A kind of 5. unmanned plane according to claim 1, it is characterised in that：Electricity is provided between the median septum and lower clapboard
Pond installation position, matched battery case is provided with battery installation position, and battery case left and right ends are provided with lock installation
Groove, latch in mounting groove and be provided with the lock hook being flexibly connected with it, lock hook includes the shifting block of integral type setting and hook-shaped
Structure, shifting block are set for ellipsoidal structure, are horizontally arranged with anti-slip veins on shifting block, lower clapboard left and right ends are respectively arranged with and hook
The locked groove that shape structure is adapted.
A kind of 6. unmanned plane according to claim 5, it is characterised in that：Also set up at left and right sides of the lock mounting groove
There is the chute being engaged with the lock hook, lock hook is provided at both ends with the sliding block being adapted with chute, latches the upper end of hook also
It is provided with the compression spring II being matched therewith, the upper end of compression spring II one end fixed connection lock clasp, compression spring II is another
One end is fixedly connected with the upper end of lock mounting groove.
A kind of 7. unmanned plane according to claim 5, it is characterised in that：Also set up at left and right sides of the lock mounting groove
There is the salient point being engaged with the lock hook, lock hook is provided at both ends with the circular hole being adapted with salient point, and the top for latching hook is set
The spring groove with compression spring II, compression spring II one end fixed connection lock clasp are put, the compression spring II other ends are fixed
Connecting spring groove.
A kind of 8. unmanned plane according to claim 1, it is characterised in that：The quantity of the undercarriage is arranged to four groups, rises
Fall that frame includes the linking arm being hingedly connected to one another, rise and fall leg and shrinking connecting-rod, linking arm upper end is fixed by bolt mode
The bottom of the drive device is connected, connection bump is provided with linking arm and the leg that rises and falls.
A kind of 9. unmanned plane according to claim 8, it is characterised in that：The shrinking connecting-rod includes pitman shaft and is nested with
Sleeve pipe on the outside of pitman shaft, pitman shaft and inside pipe casing are respectively arranged with groove I and groove II, are set between groove I and groove II
The compression spring III being connected is equipped with, pitman shaft is made of stainless steel.
A kind of 10. unmanned plane according to claim 9, it is characterised in that：The upper and lower ends of the shrinking connecting-rod are respectively provided with
There is the connector being adapted with the connection bump, mutually corresponding connection through hole is provided with connector and connection bump, even
Connect in hole and be embedded with the connecting tube being engaged and torque spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720622752.0U CN206750142U (en) | 2017-05-31 | 2017-05-31 | A kind of unmanned plane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720622752.0U CN206750142U (en) | 2017-05-31 | 2017-05-31 | A kind of unmanned plane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206750142U true CN206750142U (en) | 2017-12-15 |
Family
ID=60620607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720622752.0U Expired - Fee Related CN206750142U (en) | 2017-05-31 | 2017-05-31 | A kind of unmanned plane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206750142U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107176290A (en) * | 2017-05-31 | 2017-09-19 | 温州市通翔智能科技有限公司 | A kind of unmanned plane |
| CN108725813A (en) * | 2018-05-28 | 2018-11-02 | 芜湖纯元光电设备技术有限公司 | A kind of UAV electro-optical pod's equipment mounting structure |
-
2017
- 2017-05-31 CN CN201720622752.0U patent/CN206750142U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107176290A (en) * | 2017-05-31 | 2017-09-19 | 温州市通翔智能科技有限公司 | A kind of unmanned plane |
| CN107176290B (en) * | 2017-05-31 | 2023-09-05 | 温州市通翔智能科技有限公司 | Unmanned aerial vehicle |
| CN108725813A (en) * | 2018-05-28 | 2018-11-02 | 芜湖纯元光电设备技术有限公司 | A kind of UAV electro-optical pod's equipment mounting structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171215 Termination date: 20180531 |
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| CF01 | Termination of patent right due to non-payment of annual fee |